Our 心 beats around 100,00 times every day.

Our blood is on a 60,000-mile journey.

Our eyes can distinguish up to one million colour surfaces and take in 更多 information than the largest telescope known to man.

Our lungs inhale over two million litres of air every day, without even thinking. They are large enough to cover a 网球 court.

Our hearing is so sensitive it can distinguish between hundreds of thousands of different sounds.

Our sense of touch is 更多 refined than any device ever created.

Our brain is 更多 complex than the most powerful computer and has over 100 billion nerve cells.

We...